Car sales tax in Salt Lake County, Utah: 7.45%

The rate in Salt Lake County

Vehicle sales tax in Salt Lake County is 7.45%, covering all 72 ZIP codes in the county.
That is above the 6.35% most Utah counties charge — about $385.00 more tax on a $35,000 car than the typical county in the state.
2 other counties in Utah charge the same rate, out of 29.

Sales tax (7.45% — Salt Lake City, Salt Lake County) — $2,640.80
Doc fee (typical) — $447.00
Title fee — $6.00
State registration fees — $72.50
Age-based uniform fee (in place of property tax) — $50.00
License plate fee and postage (est.) — $14.75
Highway corridor preservation fee — $10.00
Air pollution control fee — $3.00
Temporary permit (est.) — $6.00
Out the door — $38,250.05 on a $35,000 used car, before any down payment or financing.

Highway corridor preservation fee — $10.00. A county fee of $10 on each registration in Box Elder, Davis, Iron, Morgan, Salt Lake, Summit, Tooele, Utah, Wasatch, Washington and Weber counties. Counties may set it up to $10. (Utah Code 41-1a-1222; DMV Registration Taxes & Fees)
Air pollution control fee — $3.00. A county emissions-program fee of $3 on each registration in Salt Lake, Davis and Cache counties. Electric vehicles are exempt. (Utah Code 41-1a-1223; DMV Registration Taxes & Fees)
These apply in Salt Lake County specifically and not across the rest of Utah, so a statewide estimate will miss them.

Salt Lake City, Sandy, West Jordan, West Valley City, South Jordan, Bingham Canyon, Draper, Herriman, Magna, Midvale, Riverton — all at 7.45%.

84006, 84009, 84020, 84044, 84047, 84065, 84070, 84081, 84084, 84088, 84090, 84091, 84092, 84093, 84094, 84095, 84096, 84101, 84102, 84103, 84104, 84105, 84106, 84107, 84108, 84109, 84110, 84111, 84112, 84113, 84114, 84115, 84116, 84117, 84118, 84119, 84120, 84121, 84122, 84123, 84124, 84125, 84126, 84127, 84128, 84129, 84130, 84131, 84132, 84133, 84134, 84136, 84138, 84139, 84141, 84143, 84145, 84147, 84148, 84150, and 12 more.
Any of these resolves to Salt Lake County in the calculator at 7.45%.

Grand County is 7.35% — $35.00 LESS tax on a $35,000 car than Salt Lake County.
Kane County is 7.35% — $35.00 LESS tax on a $35,000 car than Salt Lake County.
Wasatch County is 7.55% — $35.00 MORE tax on a $35,000 car than Salt Lake County.
Summit County is 7.65% — $70.00 MORE tax on a $35,000 car than Salt Lake County.
Worth knowing in Utah: the rate follows the DEALERSHIP, not your address, so buying from a dealer in Sanpete County is what would get you its lower rate — not moving there.